CN104747756B - A kind of rotary valve and apply its five pipe adsorption towers and oxygenerator - Google Patents
A kind of rotary valve and apply its five pipe adsorption towers and oxygenerator Download PDFInfo
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- CN104747756B CN104747756B CN201510195987.1A CN201510195987A CN104747756B CN 104747756 B CN104747756 B CN 104747756B CN 201510195987 A CN201510195987 A CN 201510195987A CN 104747756 B CN104747756 B CN 104747756B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/072—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members
- F16K11/074—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members with flat sealing faces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/02—Preparation of oxygen
- C01B13/0229—Purification or separation processes
- C01B13/0248—Physical processing only
- C01B13/0259—Physical processing only by adsorption on solids
- C01B13/0262—Physical processing only by adsorption on solids characterised by the adsorbent
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/04—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members
- F16K3/10—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members with special arrangements for separating the sealing faces or for pressing them together
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Gases By Adsorption (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
Abstract
The invention discloses a kind of rotary valve, semi-enclosed split cavity including bottom-open, split cavity side is provided with into air nozzle, through hole N is provided with the top of the split cavity, motor, the drive link insertion through hole N of motor and the inner chamber for stretching into split cavity are installed, the drive link free end of motor is connected with moving valve plate at the top of split cavity, the laminating of moving valve plate lower end is provided with quiet valve block, moving valve plate can relatively quiet valve block rotate freely.Quiet valve block is to be uniformly distributed along the circumference on cylindrical structure, quiet valve block provided with first group of through hole, and moving valve plate is provided with T-shaped denitrogen groove, arc air inlet duct and balancing slit.Also provide a kind of five pipe adsorption towers and its oxygenerator equipped with above-mentioned rotary valve simultaneously.The rotary valve of the present invention is adapted to many absorption tubular type adsorption tower structures, and the adsorption tower oxygen generation efficiency of many adsorption tube integrated forms is high, and concentration is high, and noise is low.Oxygenerator using above-mentioned technology is stable and reliable in work, and Consumer's Experience is good.
Description
Technical field
The invention belongs to household or medical oxygen generating plant field, and in particular to a kind of rotary valve and the five pipes absorption using it
Tower and oxygenerator.
Background technology
Household or medical oxygenerator on the market, is according to PSA pressure-variable adsorption principles, using air as raw material, with fluorite point
Son sieve is adsorbent, and using the oxygen in compressed air, the diffusion rate in molecular sieve pores is different and reach continuous system with nitrogen
Make the purpose of oxygen.
What traditional oxygenerator was typically installed is by the adsorption tower of the attached tubular type of double suction of solenoid valve control, its oxygen generation efficiency phase
To relatively slowly, the flow and concentration of oxygen processed be not high, noise is big in the course of work, causes poor user experience..Moreover, it is installed to
It is being installed on oxygenerator one by one, its installation steps is cumbersome during oxygenerator.
In addition, not being adapted to the rotary valve of many absorption tubular type adsorption tower structures in the prior art yet.
The content of the invention
In view of the above-mentioned problems, the present invention is intended to provide a kind of rotary valve for being adapted to many absorption tubular type adsorption tower structures, a kind of
The adsorption tower of many adsorption tube integrated forms, and oxygen generation efficiency are high, and concentration is high, the low oxygenerator of noise.
The technical scheme of the present invention that solves the problems, such as is：A kind of rotary valve, includes the semi-enclosed split cavity of bottom-open,
Split cavity side is provided with into air nozzle, is provided with the top of the split cavity at the top of through hole N, split cavity and is provided with motor, motor
Drive link inserts through hole N and stretches into the inner chamber of split cavity, and the drive link free end of the motor is connected with moving valve plate, moving valve plate
Lower end laminating is provided with quiet valve block, the moving valve plate can relatively quiet valve block rotate freely.
The quiet valve block is cylindrical structure, is uniformly distributed along the circumference on quiet valve block provided with first group of through hole, respectively through hole A, logical
Hole B, through hole C, through hole D, and center is provided with central through hole E.
The moving valve plate is provided with T-shaped denitrogen groove, arc air inlet duct and balancing slit.
The transverse part of the T-shaped denitrogen groove is connected with vertical portion, and vertical portion bottom is connected with the central through hole E of quiet valve block all the time
Logical, the transverse part of T-shaped denitrogen groove is arc, and with being aligned above and below uniform first group of through hole on quiet valve block, moving valve plate rotation is taken office
At least one through hole is connected with the transverse part of T-shaped denitrogen groove in meaning position, first group of through hole.
It is provided with the top of the arc air inlet duct on air admission hole, the intracavity inter-connection with split cavity, air inlet duct and quiet valve block
Uniform first group of through hole above and below be aligned, moving valve plate rotates in optional position, first group of through hole at least one through hole with entering
Air drain is connected.
The balancing slit is located between T-shaped denitrogen groove and arc air inlet duct, and balancing slit includes the circular trough for being arranged on two ends,
The passage X for connecting two circular troughs is provided between two circular troughs.
Arc transverse part, arc air inlet duct and the circular trough at balancing slit two ends of the T-shaped denitrogen groove are all disposed within same
On the circumference of diameter.Moving valve plate is often rotated by 90 °, two circular troughs at balancing slit two ends respectively with first group of through hole same
Two through holes at diameter line two ends are connected.
It is preferred that, be provided with spring at the top of the moving valve plate between the roof of split cavity inner chamber, the spring by moving valve plate and
Quiet valve block is compressed.
For proof strength, the air inlet duct does not open air inlet duct full-scale hole provided with two air admission holes.
The present invention also provides a kind of five pipe adsorption towers of the above-mentioned rotary valve of application simultaneously, including tower seat and integrated installation exist
Tower seat is upper and four adsorption tubes of double arrangement, and four adsorption tubes of correspondence on molecular sieve, tower seat are provided with the adsorption tube
Position is respectively equipped with oxygen delivery outlet, and the oxygen delivery outlet is connected with corresponding adsorption tube respectively, pair of four adsorption tubes
Center is claimed to be provided with column nitrogen treatment tower, four adsorption tubes and nitrogen treatment top of tower are provided with tower lid, and tower, which is covered, to be provided with
The rotary valve stated, and tower hd top face fits installation with quiet valve block.
The tower is covered is being provided with second group of through hole, respectively through hole H, through hole I, through hole with first group of through hole correspondence position
J, through hole K, and second group of through hole correspond and connect with first group of through hole respectively, is also connected with four adsorption tubes correspondences.
The tower is covered is provided with denitrogen hole with central through hole E correspondence positions on quiet valve block, and denitrogen hole connects with central through hole E
It is logical, also connected with nitrogen treatment tower.
The tower seat lower end is connected with air accumulator, and air accumulator is peviform structure, and its lateral wall is provided with out oxygen nozzle, air accumulator
Gap is left in bottom provided with raised columnar hollow inner casing between the inner casing and shell, is located in gas storage pot bottom in column
Shell region is provided with the top of through hole M, the inner casing to be fixedly connected with tower seat bottom, and is provided with and nitrogen treatment tower bottom at the top of inner casing
The passage Y of connection.
It is preferred that, molecular sieve upper end is provided with drier in the adsorption tube, and drier upper end is provided with noise reduction cotton, molecular sieve
End is provided with and molecular sieve, drier and noise reduction cotton is compressed to real spring, and lower spring end is fixedly connected with tower seat.
Noise reduction cotton is filled with to reduce in noise, nitrogen treatment tower.Noise reduction is filled with the cavity of the hollow inner casing of air accumulator
Cotton.
In addition, invention additionally discloses a kind of oxygenerator, above-mentioned five pipes adsorption tower is provided with the oxygenerator.
The present invention operation principle be：Compressed air enters adsorption tube, after drier water removal drying process, in air
Nitrogen etc. adsorbed by molecular sieve, and oxygen is obtained enrichment in the gas phase and be stored in air accumulator, and in other adsorption tube
The molecular sieve for having completed absorption is depressured rapidly, parses the composition adsorbed, and discharge via nitrogen treatment tower.Four absorption
Pipe alternate cycles, the valve auto-alternate of whole system is automatically controlled by a rotary valve.
The present invention remarkable result be：
1. due to four adsorption tube alternate cycles air inlet oxygen or discharge nitrogen, the moving valve plate of prior art revolves the pressure that turns around
Contracting air can only enter an adsorption tube, and the moving valve plate of the present apparatus, which revolves the compressed air that turns around, can enter two adsorption tubes, relative to
The oxygen generation efficiency of traditional adsorption tower is significantly improved, and obtained oxygen concentration and flow are also greatly improved, and when the adsorption tube course of work
In some failure, others can also continue to work.That is oxygenerator of the invention is in the case of working long hours, reliably
Property it is higher, work it is more stable.
2. the rotary valve that the present invention is designed can perfectly adapt to five pipe adsorption towers, while being also more multitube adsorption tower structure
There is provided mentality of designing.
3. due to integrating by four adsorption tubes and nitrogen treatment tower and foring adsorption tower, it no longer needs when installing
It is separately installed one by one, it is easier for installation.
4. noise reduction cotton is equipped with nitrogen treatment tower and air accumulator so that oxygenerator is operationally more Jing Yin, user's body
Test more preferably.
Brief description of the drawings
The invention will be further described below in conjunction with the accompanying drawings.
Fig. 1 is the structure decomposition figure of rotary valve.
Fig. 2 is the backside structure stereogram of moving valve plate.
Fig. 3 is the backside structure top view of moving valve plate.
Fig. 4 is the structural representation of quiet valve block.
Fig. 5 is the overall structure diagram of five pipe adsorption towers.
Fig. 6 is the main view profile of five pipe adsorption towers.
Fig. 7 is the top plan view of five pipe adsorption towers.
Fig. 8 is the positive structure schematic of air accumulator.
Fig. 9 is the structure schematic diagram of air accumulator.
Figure 10 is moving valve plate in original position and the cooperation schematic diagram of quiet valve block.
Figure 11 is the cooperation schematic diagram that moving valve plate turns clockwise after 22.5 degree with quiet valve block.
Figure 12 is the cooperation schematic diagram that moving valve plate turns clockwise after 45 degree with quiet valve block.
Figure 13 is the cooperation schematic diagram that moving valve plate turns clockwise after 67.5 degree with quiet valve block.
Figure 14 is that moving valve plate dextrorotation turn 90 degrees rear and quiet valve block cooperation schematic diagram.
Figure 15 is the cooperation schematic diagram that moving valve plate turns clockwise after 112.5 degree with quiet valve block.
Figure 16 is the cooperation schematic diagram that moving valve plate turns clockwise after 135 degree with quiet valve block.
Figure 17 is the cooperation schematic diagram that moving valve plate turns clockwise after 157.5 degree with quiet valve block.
Figure 18 is the cooperation schematic diagram that moving valve plate turns clockwise after 225 degree with quiet valve block.
Figure 19 is the cooperation schematic diagram that moving valve plate turns clockwise after 270 degree with quiet valve block.
Figure 20 is the cooperation schematic diagram that moving valve plate turns clockwise after 315 degree with quiet valve block.
Figure 21 is the cooperation schematic diagram that moving valve plate turns clockwise after 337.5 degree with quiet valve block.
Figure 22 is the cooperation schematic diagram after moving valve plate dextrorotation three-sixth turn with quiet valve block.
In figure, 1- rotary valves；2- split cavities；3- motors；4- moving valve plates；The quiet valve blocks of 5-；6- tower lids；7- enters air nozzle；8、
17th, 18- noise reductions cotton；9- drier；10- molecular sieves；11st, 26- springs；12- towers seat；13- oxygen delivery outlets；14- air accumulators；
15- goes out oxygen nozzle；16- denitrogens hole；19th, 20,21,22- adsorption tubes；23- nitrogen treatment towers；24- passages Y；25- through holes N；
41-T shape denitrogen grooves；42- air inlet ducts；43- balancing slits；
51- through holes A；52- through holes B；53- through holes C；54- through holes D；55- central through holes E；
144- inner casings；145- shells；146- through holes M；
411- transverse parts；412- vertical portions；421- air admission holes；431- circular troughs；432- passages X.
Embodiment
As shown in figures 1-4, a kind of rotary valve, includes the semi-enclosed split cavity 2 of bottom-open, the side of split cavity 2
It is provided with into air nozzle 7, the top of split cavity 2 is provided with through hole N25, the top of split cavity 2 is provided with motor 3, the drive link of motor
Insertion through hole N25 and the inner chamber for stretching into split cavity 2, the drive link free end of the motor is connected with moving valve plate 4, moving valve plate 4
Lower end laminating is provided with quiet valve block 5, the moving valve plate 4 can relatively quiet valve block 5 rotate freely；The top of moving valve plate 4 and split cavity 2
Spring 26 is provided between the roof of inner chamber, the spring 26 compresses moving valve plate 4 and quiet valve block 5.
The quiet valve block 5 is to be uniformly distributed along the circumference on cylindrical structure, quiet valve block 5 provided with first group of through hole, respectively through hole
A51, through hole B52, through hole C53, through hole D54, and center is provided with central through hole E55；
The moving valve plate 4 is provided with T-shaped denitrogen groove 41, arc air inlet duct 42 and balancing slit 43；
The transverse part 411 of the T-shaped denitrogen groove 41 is connected with vertical portion 412, the bottom of vertical portion 412 all the time with quiet valve block 5
Central through hole E55 is connected, and the transverse part 411 of T-shaped denitrogen groove 41 is arc, and with uniform first group of through hole on quiet valve block 5
Lower alignment, moving valve plate 4 rotates to the phase of transverse part 411 of at least one through hole and T-shaped denitrogen groove in optional position, first group of through hole
Connection；
The top of arc air inlet duct 42 is provided with two air admission holes 421, the intracavity inter-connection with split cavity 2, air inlet duct
42 above and below uniform first group of through hole on quiet valve block 5 with being aligned, and moving valve plate 4 is rotated in optional position, first group of through hole at least
There is a through hole to be connected with air inlet duct 42；
The balancing slit 43 is located between T-shaped denitrogen groove 41 and arc air inlet duct 42, and balancing slit 43 includes being arranged on two ends
Circular trough 431, provided with the passage X432 for connecting two circular troughs 431 between two circular troughs 431；
Arc transverse part 411, arc air inlet duct 42 and the circular trough 431 at balancing slit two ends of the T-shaped denitrogen groove 41 are all
On the circumference for being arranged on same diameter；Moving valve plate 4 is often rotated by 90 °, and two circular troughs 431 at balancing slit two ends are respectively with first
Two through holes in group through hole at same diameter line two ends are connected.
Course of work of rotary valve is as shown in Figure 10~22 during this,
（1）As shown in Figure 10, it is assumed that this zero degree position is starting point, compressed air imports through hole C53 from air inlet duct 42, then
Into adsorption tube 21；The circular trough 431 of through hole B52 and through hole D54 respectively with the two ends of balancing slit 43 is connected so that adsorption tube 20
With the pressure balance in adsorption tube 22；
Through hole A51 is connected with central through hole E55 in T-shaped denitrogen groove 41, and the nitrogen in adsorption tube 19 flows from through hole A51
Go out and flow into the corresponding nitrogen treatment towers 23 of central through hole E55.
（2）As shown in figure 11, when moving valve plate 4 turns clockwise 22.5 degree, compressed air, which continues to import from air inlet duct 42, leads to
Hole C53, subsequently into adsorption tube 21；Through hole B52 and through hole D54 are closed so that adsorption tube 20 and pressurize in adsorption tube 22；
Through hole A51 is still connected with central through hole E55 in T-shaped denitrogen groove 41, and the nitrogen in adsorption tube 19 is from through hole
A51 flows out and flows into the corresponding nitrogen treatment towers 23 of central through hole E55.
（3）As shown in figure 12, when moving valve plate 4 turns clockwise 45 degree, through hole C53 and through hole D54 are led with air inlet duct 42
Logical, compressed air imports through hole C, D from air inlet duct 42, then respectively enters adsorption tube 21,22；
Through hole A, B are connected with central through hole E55 in T-shaped denitrogen groove 41, and the nitrogen in adsorption tube 19,20 is simultaneously from logical
Hole A, B flow out and flow into the corresponding nitrogen treatment towers 23 of central through hole E55.
（4）As shown in figure 13, when moving valve plate 4 turns clockwise 67.5 degree, through hole D is turned on air inlet duct 42, compressed air
Through hole D54 is imported from air inlet duct 42, subsequently into adsorption tube 22；Through hole A, C are closed so that adsorption tube 19 in adsorption tube 21 with protecting
Pressure；
Through hole B52 is connected with central through hole E55 in T-shaped denitrogen groove 41, and the nitrogen in adsorption tube 20 flows from through hole B52
Go out and flow into the corresponding nitrogen treatment towers 23 of central through hole E55.
（5）As shown in figure 14, when the dextrorotation of moving valve plate 4 is turn 90 degrees, through hole D54 is turned on air inlet duct 42, compressed air
Through hole D54 is imported from air inlet duct 42, subsequently into adsorption tube 22；Through hole A, C are connected with the circular trough 431 at balancing slit two ends respectively
It is logical so that adsorption tube 19 and the pressure balance in adsorption tube 21；
Through hole B52 is connected with central through hole E55 in T-shaped denitrogen groove 41, and the nitrogen in adsorption tube 20 flows from through hole B52
Go out and flow into the corresponding nitrogen treatment towers 23 of central through hole E55.
（6）As shown in figure 15, when moving valve plate 4 turns clockwise 112.5 degree, compressed air, which continues to import from air inlet duct 42, leads to
Hole D54, subsequently into adsorption tube 22；Through hole A51 and through hole C53 are closed so that adsorption tube 19 and pressurize in adsorption tube 21；
Through hole B52 is still connected with central through hole E55 in T-shaped denitrogen groove 41, and the nitrogen in adsorption tube 20 is from through hole
B52 flows out and flows into the corresponding nitrogen treatment towers 23 of central through hole E55.
（7）As shown in figure 16, when moving valve plate 4 turns clockwise 135 degree, through hole A51 and through hole D54 are led with air inlet duct 42
Logical, compressed air imports through hole A, D from air inlet duct 42, then respectively enters adsorption tube 19,22；
Through hole B, C are connected with central through hole E55 in T-shaped denitrogen groove 41, and the nitrogen in adsorption tube 20,21 is simultaneously from logical
Hole B, C flow out and flow into the corresponding nitrogen treatment towers 23 of central through hole E55.
（8）As shown in figure 17, when moving valve plate 4 turns clockwise 157.5 degree, through hole A51 is turned on air inlet duct 42, and compression is empty
Gas imports through hole A51 from air inlet duct 42, subsequently into adsorption tube 19；Through hole B, D are closed so that in adsorption tube 20 and adsorption tube 22
Pressurize；
Through hole C53 is connected with central through hole E55 in T-shaped denitrogen groove 41, and the nitrogen in adsorption tube 21 flows from through hole C53
Go out and flow into the corresponding nitrogen treatment towers 23 of central through hole E55.
（9）As shown in figure 18, when moving valve plate 4 turns clockwise 225 degree, through hole A51 and through hole B52 are led with air inlet duct 42
Logical, compressed air imports through hole A, B from air inlet duct 42, then respectively enters adsorption tube 19,20；
Through hole C, D are connected with central through hole E55 in T-shaped denitrogen groove 41, and the nitrogen in adsorption tube 21,22 is simultaneously from logical
Hole C, D flow out and flow into the corresponding nitrogen treatment towers 23 of central through hole E55.
（10）As shown in figure 19, when moving valve plate 4 turns clockwise 270 degree, through hole B52 is turned on air inlet duct 42, and compression is empty
Gas imports through hole B54 from air inlet duct 42, subsequently into adsorption tube 20；The phase of circular trough 431 of through hole A, C respectively with balancing slit two ends
Connection so that adsorption tube 19 and the pressure balance in adsorption tube 21；
Through hole D54 is connected with central through hole E55 in T-shaped denitrogen groove 41, and the nitrogen in adsorption tube 22 flows from through hole D54
Go out and flow into the corresponding nitrogen treatment towers 23 of central through hole E55.
（11）As shown in figure 20, when moving valve plate 4 turns clockwise 315 degree, through hole B52 and through hole C53 with air inlet duct 42
Conducting, compressed air imports through hole B, C from air inlet duct 42, then respectively enters adsorption tube 20,21；
Through hole A, D are connected with central through hole E55 in T-shaped denitrogen groove 41, and the nitrogen in adsorption tube 19,22 is simultaneously from logical
Hole A, D flow out and flow into the corresponding nitrogen treatment towers 23 of central through hole E55.
（12）As shown in figure 21, when moving valve plate 4 turns clockwise 337.5 degree, through hole C53 is turned on air inlet duct 42, compression
Air imports through hole C53 from air inlet duct 42, subsequently into adsorption tube 21；Through hole B, D are closed so that adsorption tube 20 and adsorption tube 22
Interior pressurize；
Through hole A51 is connected with central through hole E55 in T-shaped denitrogen groove 41, and the nitrogen in adsorption tube 19 flows from through hole A51
Go out and flow into the corresponding nitrogen treatment towers 23 of central through hole E55.
（13）As shown in figure 22, when the dextrorotation three-sixth turn of moving valve plate 4, starting point is returned to, compressed air is led from air inlet duct 42
Enter through hole C53, subsequently into adsorption tube 21；Through hole B52 and through hole D54 are connected with the circular trough 431 at balancing slit two ends respectively,
So that adsorption tube 20 and the pressure balance in adsorption tube 22；
Through hole A51 is connected with central through hole E55 in T-shaped denitrogen groove 41, and the nitrogen in adsorption tube 19 flows from through hole A51
Go out and flow into the corresponding nitrogen treatment towers 23 of central through hole E55.
So constantly circulation is carried out.
The present embodiment also provides a kind of five pipe adsorption towers of the above-mentioned rotary valve 1 of application, as shown in Fig. 5~9, including tower seat 12
And integrated installation on tower seat 12 and double arrangement four adsorption tubes 19,20,21,22, be provided with the adsorption tube point
Son sieve 10, the upper end of molecular sieve 10 is provided with drier 9, and the upper end of drier 9 is provided with noise reduction cotton 8, and the lower end of molecular sieve 10 is provided with molecule
Sieve 10, drier 9 and noise reduction cotton 8 compress real spring 11, and the lower end of spring 11 is fixedly connected with tower seat 12.
The position of four adsorption tubes of correspondence is respectively equipped with oxygen delivery outlet 13 on tower seat 12, and the oxygen delivery outlet 13 is distinguished
It is connected with corresponding adsorption tube, column nitrogen treatment tower 23, four is provided with the symmetrical centre of four adsorption tubes 19,20,21,22
Root adsorption tube 19,20,21,22 and the top of nitrogen treatment tower 23, which are provided with tower lid 6, tower lid 6, is provided with rotary valve 1, and tower lid 6 is pushed up
Face is fitted installation with quiet valve block 5；
On the tower lid 6 second group of through hole is being provided with first group of through hole correspondence position, it is respectively through hole H, through hole I, logical
Hole J, through hole K, and second group of through hole correspond and connect with first group of through hole respectively, is also connected with four adsorption tubes correspondences
It is logical；
Denitrogen hole 16 is provided with the tower lid 6 with central through hole E55 correspondence positions on quiet valve block 5, and denitrogen hole 16 is with
Heart through hole E55 is connected, and is also connected with nitrogen treatment tower 23；
12 lower ends of tower seat are connected with air accumulator 14, and air accumulator 14 is peviform structure, and its lateral wall is provided with out oxygen nozzle
15, gap is left in the bottom of air accumulator 14 provided with raised columnar hollow inner casing 144 between the inner casing 144 and shell 145,
The bottom of air accumulator 14 is provided with through hole M146 positioned at the region of column inner casing 144, and the top of inner casing 144 is fixed with 12 bottoms of tower seat to be connected
Connect, and the top of inner casing 144 is provided with the passage Y24 connected with the bottom of nitrogen treatment tower 23.
Noise reduction cotton 17 is filled with nitrogen treatment tower 23.Noise reduction cotton is filled with the cavity of the hollow inner casing 144 of air accumulator 14
18。
The course of work of the five pipes adsorption tower is：Compressed air enters split cavity 2, the biography of powered down machine 3 from air nozzle 7 is entered
Lever drives moving valve plate 4 to rotate, second group of through hole that the air inlet duct 42 of the driven valve block 4 of air is imported on quiet valve block 5, enters back into one
In root or two adsorption tubes, carry out entering in molecular sieve 10, air after noise reduction, drying process by noise reduction cotton 8, drier 9
Nitrogen is adsorbed by molecular sieve 10, and oxygen then enters air accumulator 14 by oxygen delivery outlet 13, then is extracted from the adapter of oxygen nozzle 15 is gone out；
Then, moving valve plate 4 rotates to another angle, and adsorption tube is depressured rapidly, parses the nitrogen adsorbed and returns to
Quiet valve block, and come through denitrogen hole 16 in nitrogen treatment tower 23, then by the noise reduction cotton 18 in noise reduction cotton 17 and air accumulator 14
Discharged after noise reduction.
Four adsorption tubes enter air or go out nitrogen, alternating movement, complete oxygen preparation.
In addition, a kind of oxygenerator is also disclosed in the present embodiment, above-mentioned five pipes adsorption tower is installed on the oxygenerator.
Claims (7)
1. a kind of rotary valve, includes the semi-enclosed split cavity of bottom-open（2）, split cavity（2）Side is provided with into air nozzle
（7）, the split cavity（2）Top is provided with through hole N（25）, split cavity（2）Top is provided with motor（3）, the drive link of motor
Insert through hole N（25）And stretch into split cavity（2）Inner chamber, it is characterised in that：The drive link free end of the motor is connected with
Moving valve plate（4）, moving valve plate（4）Lower end laminating is provided with quiet valve block（5）, the moving valve plate（4）Can relatively quiet valve block（5）Freely revolve
Turn；
The quiet valve block（5）For cylindrical structure, quiet valve block（5）On be uniformly distributed along the circumference provided with first group of through hole, respectively through hole A
（51）, through hole B（52）, through hole C（53）, through hole D（54）, and center is provided with central through hole E（55）；
The moving valve plate（4）It is provided with T-shaped denitrogen groove（41）, arc air inlet duct（42）And balancing slit（43）；
The T-shaped denitrogen groove（41）Transverse part（411）With vertical portion（412）Connection, vertical portion（412）Bottom all the time with quiet valve block
（5）Central through hole E（55）It is connected, T-shaped denitrogen groove（41）Transverse part（411）For arc, and with quiet valve block（5）On it is uniform
It is aligned above and below first group of through hole, moving valve plate（4）At least one through hole in optional position, first group of through hole is rotated to arrange with T-shaped
The transverse part of nitrogen groove（411）It is connected；
The arc air inlet duct（42）Top is provided with two air admission holes（421）, with split cavity（2）Intracavity inter-connection, air inlet
Groove（42）With quiet valve block（5）On uniform first group of through hole above and below be aligned, moving valve plate（4）Optional position is rotated to, first group leads to
The through hole of at least one in hole and air inlet duct（42）It is connected；
The balancing slit（43）Positioned at T-shaped denitrogen groove（41）With arc air inlet duct（42）Between, balancing slit（43）Including being arranged on
The circular trough at two ends（431）, two circular troughs（431）Between be provided with two circular troughs（431）The passage X of connection（432）；
The T-shaped denitrogen groove（41）Arc transverse part（411）, arc air inlet duct（42）And the circular trough at balancing slit two ends
（431）On the circumference for being all disposed within same diameter；Moving valve plate（4）Often it is rotated by 90 °, two circular troughs at balancing slit two ends（431）
It is connected respectively with two through holes in first group of through hole at same diameter line two ends.
2. rotary valve according to claim 1, it is characterised in that：The moving valve plate（4）Top and split cavity（2）Inner chamber
Spring is provided between roof（26）, the spring（26）By moving valve plate（4）With quiet valve block（5）Compress.
3. a kind of five pipe adsorption towers of any one of application claim 1~2 rotary valve, including tower seat（12）And integrated peace
Mounted in tower seat（12）Four adsorption tubes of upper and double arrangement（19、20、21、22）, molecular sieve is installed in the adsorption tube
（10）, tower seat（12）The position of upper four adsorption tubes of correspondence is respectively equipped with oxygen delivery outlet（13）, the oxygen delivery outlet（13）
It is connected respectively with corresponding adsorption tube, it is characterised in that：Four adsorption tubes（19、20、21、22）Symmetrical centre at be provided with post
Shape nitrogen treatment tower（23）, four adsorption tubes（19、20、21、22）And nitrogen treatment tower（23）Top is provided with tower lid（6）, tower lid
（6）On rotary valve described in any one of claim 1~2 is installed（1）, and tower lid（6）Top surface and quiet valve block（5）Laminating peace
Dress；
The tower lid（6）On be provided with second group of through hole, respectively through hole H, through hole I, through hole with first group of through hole correspondence position
J, through hole K, and second group of through hole correspond and connect with first group of through hole respectively, is also connected with four adsorption tubes correspondences；
The tower lid（6）Upper and quiet valve block（5）Upper central through hole E（55）Correspondence position is provided with denitrogen hole（16）, and denitrogen hole
（16）With central through hole E（55）Connection, also with nitrogen treatment tower（23）Connection；
The tower seat（12）Lower end is connected with air accumulator（14）, air accumulator（14）For peviform structure, its lateral wall is provided with out oxygen
Nozzle（15）, air accumulator（14）Bottom is provided with raised columnar hollow inner casing（144）, the inner casing（144）And shell（145）Between
Gap is left, in air accumulator（14）Bottom is located at column inner casing（144）Region is provided with through hole M（146）, the inner casing（144）Top
Portion and tower seat（12）Bottom is fixedly connected, and inner casing（144）Top is provided with and nitrogen treatment tower（23）The passage Y of bottom connection
（24）.
4. five pipes adsorption tower according to claim 3, it is characterised in that：Molecular sieve in the adsorption tube（10）Upper end is provided with
Drier（9）, drier（9）Upper end is provided with noise reduction cotton（8）, molecular sieve（10）Lower end is provided with molecular sieve（10）, drier（9）
And noise reduction cotton（8）Compress real spring（11）, spring（11）Lower end and tower seat（12）It is fixedly connected.
5. the five pipe adsorption towers according to claim 3 or 4, it is characterised in that：Nitrogen treatment tower（23）Inside it is filled with noise reduction
Cotton（17）.
6. the five pipe adsorption towers according to claim 3 or 4, it is characterised in that：The air accumulator（14）Hollow inner casing（144）
Cavity in be filled with noise reduction cotton（18）.
7. a kind of oxygenerator, it is characterised in that：Five pipes described in any one of the claims 3~6 are installed on the oxygenerator
Adsorption tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510195987.1A CN104747756B (en) | 2015-04-23 | 2015-04-23 | A kind of rotary valve and apply its five pipe adsorption towers and oxygenerator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510195987.1A CN104747756B (en) | 2015-04-23 | 2015-04-23 | A kind of rotary valve and apply its five pipe adsorption towers and oxygenerator |
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| CN104747756A CN104747756A (en) | 2015-07-01 |
| CN104747756B true CN104747756B (en) | 2017-08-04 |
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| US11338241B2 (en) | 2012-10-04 | 2022-05-24 | Des-Case Corporation | Diagnostic breather dryer |
| ES2750226T3 (en) | 2012-10-04 | 2020-03-25 | Des Case Corp | Dryer for a diagnostic vent |
| CN106439069A (en) * | 2016-11-07 | 2017-02-22 | 芜湖艾尔达科技有限责任公司 | Fluid control valve |
| CN106439103B (en) * | 2016-11-15 | 2018-06-19 | 山东美迪宇能医疗科技股份有限公司 | A kind of rotary valve for large oxygen-making machine |
| CN106917881B (en) * | 2017-03-31 | 2023-08-04 | 湖南新云医疗装备工业有限公司 | Rotary gas dividing valve for oxygenerator and oxygenerator |
| CN107084262A (en) * | 2017-05-17 | 2017-08-22 | 崔泽龙 | Oxygenerator intake and exhaust control device |
| CN106984136A (en) * | 2017-05-17 | 2017-07-28 | 崔泽龙 | Oxygenerator nitrogen oxygen separating tower |
| CN109323013B (en) * | 2018-10-12 | 2024-01-16 | 常州中进医疗器材股份有限公司 | High-efficiency low-noise rotary valve and oxygenerator thereof |
| CN109867264B (en) * | 2019-03-21 | 2024-02-13 | 长沙梦想素食品饮料有限公司 | Moisture check valve and five-tube adsorption tower and oxygenerator applying same |
| CN109852986B (en) * | 2019-04-04 | 2024-06-21 | 巴阁士(上海)环境技术有限公司 | Portable hydrogen breathing machine |
| CN109821128B (en) * | 2019-04-04 | 2024-07-26 | 巴阁士(上海)环境技术有限公司 | Hydrogen breathing machine system of supplying gas and gas control valve thereof |
| CN114641604A (en) * | 2019-11-11 | 2022-06-17 | 德斯凯瑟公司 | Diagnostic ventilation dryer |
| CN113404923B (en) * | 2021-05-08 | 2022-12-16 | 中车太原机车车辆有限公司 | Operating valve for opening and closing bottom door of stone ballast hopper car |
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| CN204553934U (en) * | 2015-04-23 | 2015-08-12 | 肖永初 | A kind of rotary valve and apply its five pipe adsorption tower and oxygenerators |
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| US7819948B2 (en) * | 2007-10-29 | 2010-10-26 | Air Products And Chemicals, Inc. | Rotary valve |
| CN203176444U (en) * | 2013-03-27 | 2013-09-04 | 广东汉特科技有限公司 | Rotating control type ceramic valve core |
| CN203200021U (en) * | 2013-04-27 | 2013-09-18 | 肖永初 | Four-tube oxygen making machine |
| CN203286048U (en) * | 2013-05-02 | 2013-11-13 | 宁波佳尔灵气动机械有限公司 | Rotary valve |
| CN204004567U (en) * | 2014-07-31 | 2014-12-10 | 宁波佳尔灵气动机械有限公司 | A kind of band oil storage tank enclosed rotary valve |
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| CN204553934U (en) * | 2015-04-23 | 2015-08-12 | 肖永初 | A kind of rotary valve and apply its five pipe adsorption tower and oxygenerators |
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